Nadex Adds Additional Strike Levels on a Discretionary Basis on Trade Date May 15, 2014

Pursuant to Section 5c(c)(1) of the Commodity Exchange Act, and Commission Regulation §40.6(d)(2)(iv), and by the authority granted by Nadex Rules in 12.59, 12.61, 12.63, and 12.65, Nadex added additional strike levels on a discretionary basis in its Daily Wall St 30, US Tech 100, US 500, and US SmallCap 2000 Binary contracts on May 15, 2014 due to volitility in the underlying markets. Nadex returned to its regular listing schedule for these contracts on May 16, 2014.